/*****************************************************************************
 *                                McPAT/CACTI
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 *            Copyright 2012 Hewlett-Packard Development Company, L.P.
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#ifndef __CROSSBAR__
#define __CROSSBAR__

#include <assert.h>
#include <iostream>
#include "basic_circuit.h"
#include "cacti_interface.h"
#include "component.h"
#include "mat.h"
#include "parameter.h"
#include "wire.h"

namespace cacti {

class Crossbar : public Component {
 public:
  Crossbar(double in, double out, double flit_sz,
           TechnologyParameter::DeviceType *dt = &(g_tp.peri_global));
  ~Crossbar();

  void print_crossbar();
  double output_buffer();
  void compute_power();

  double n_inp, n_out;
  double flit_size;
  double tri_inp_cap, tri_out_cap, tri_ctr_cap, tri_int_cap;

 private:
  double CB_ADJ;
  /*
   * Adjust factor of the height of the cross-point (tri-state buffer) cell
   * (layout) in crossbar buffer is adjusted to get an aspect ratio of whole
   * cross bar close to one; when adjust the ratio, the number of wires route
   * over the tri-state buffers does not change, however, the effective wiring
   * pitch changes. Specifically, since CB_ADJ will increase during the adjust,
   * the tri-state buffer will become taller and thiner, and the effective
   * wiring pitch will increase. As a result, the height of the crossbar
   * (area.h) will increase.
   */

  TechnologyParameter::DeviceType *deviceType;
  double TriS1, TriS2;
  double min_w_pmos, Vdd;
};

}  // namespace cacti

#endif
